Home / 7,236.29-9,988.14-4,404.11

Finding the Fourth Proportional to 7,236.29, 9,988.14 and 4,404.11

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Solution

The fourth proportional to 7,236.29, 9,988.14 and 4,404.11 is: 6,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.29 : 9,988.14 = 4,404.11 : x
  2. Step 2: Convert to fraction form
    7,236.29/9,988.14 = 4,404.11/x
  3. Step 3: Cross multiply
    7,236.29x = 9,988.14 × 4,404.11
  4. Step 4: Simplify right side
    7,236.29x = 43,988,867.26
  5. Step 5: Solve for x
    x = 43,988,867.26/7,236.29
  6. Step 6: Final answer
    x = 6,078.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.